Uh, Sheldon, I want you to meet Neil DeGrasse Tyson from the Hayden Planetarium in New York.
谢尔顿，这位是尼尔·德格拉斯·泰森，纽约海登天文馆馆长。
2
"I group Pluto with the other icy bodies in the Kuiper Belt," said Neil deGrasse Tyson, director of New York City's Hayden Planetarium. "I think it's happier there, actually.